<?php
/*
 * Copyright (c) 2008 Kilian Marjew <kilian@marjew.nl>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 *
 * @author Kilian Marjew (kilian@marjew.nl)
 * @url http://genusapis.marjew.nl/
 */

class GenusApisUtil {
    public static function doCurlHttpCall($url, $vars, $doPost) {
        $ch = curl_init();
        if ($doPost) {
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $vars);
        } else {
            curl_setopt($ch, CURLOPT_URL, $url . "?" . $vars);
            curl_setopt($ch, CURLOPT_POST, 0);
        }
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        $output = curl_exec($ch);
        curl_close($ch);
        return $output;
    }

    public static function boolToString($bool) {
        return $bool ? "true" : "false";
    }

    public static function stringToBool($string) {
        return strtolower($string) == "true" ? true : false;
    }

    public static function calculateOAuthSignature($http_method, $uri, $sVar, $consumersecret, $oauth_token_secret) {
        $params = OAuthUtil::normalizeKeyValueParameters($sVar);
        $basestring = OAuthUtil::generateBaseString($http_method, $uri, $params);
        return OAuthUtil::calculateHMACSHA1Signature($basestring, $consumersecret, $oauth_token_secret);
    }
}
?>
